c.add

Add

This instruction is defined by:

Encoding

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Synopsis

Add the value in xs2 to xd, and store the result in xd. C.ADD expands into add xd, xd, xs2.

Access

M HS U VS VU

Always

Always

Always

Always

Always

Decode Variables

Bits<5> xs2 = $encoding[6:2];
Bits<5> xd = $encoding[11:7];

Execution

  • Pruned, XLEN == 64

  • Original

XReg t0 = X[xd];
XReg t1 = X[xs2];
X[xd] = t0 + t1;
XReg t0 = X[xd];
XReg t1 = X[xs2];
X[xd] = t0 + t1;